\begin{tabular}{l*{4}{c}}
\hline\hline
          &correlation&         &         &         \\
          &    nmor1&    nmor2&    nmor3&    nmor4\\
\hline
nmor1     &        1& .2300997& .2293398& .1166837\\
nmor2     & .2300997&        1& .3608195& .1908192\\
nmor3     & .2293398& .3608195&        1& .2210311\\
nmor4     & .1166837& .1908192& .2210311&        1\\
\hline\hline
\end{tabular}
